The patient’s original treatment plan was to midplane for an…
The patient’s original treatment plan was to midplane for an AP/PA spine treatment. However, the radiation oncologist decided to make a 3 cm posterior isocenter shift. What is the new SSD if the patient’s separation is 24 cm?
Read DetailsRegarding the multiple beam alignment check, which of the fo…
Regarding the multiple beam alignment check, which of the following are general causes of beam misalignment? I. Focal spot displacement II. asymmetry of collimator jaws III. Displacement in the collimotor rotation axis or the gantry rotation axis
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